Bruchard replaced John Brierley, who emigrated to Spain, and introduced heart rate monitors and blood testing to Blues pre-season regime.

His methods were well received by Bruce and the players, but the manager became increasingly concerned that, on the whole, his lack of English and studious nature made it difficult for a good rapport to be built up.

"Arnaud has gone back to France," said Bruce. "We thank him for his efforts, but it hasn't quite worked out and I think the language problem was the biggest factor."